> Got it working. > > I had to add the networks for the schools under mynetworks. That with > relay_domains, and transport configured got things working. > > Thanks for the help! > Adding IP's to mynetworks bypasses the relay check and just allows them full access to relay to any domain http://www.postfix.org/postconf.5.html#mynetworks The way to best help would be if you provided the output of postconf -n